Degree
| Type: | Degree |
| Style: | 0° - 90°|0° - 90°|0° - 90°|0° - 90° running clockwise from the 90° point (the throne). |
| Geometry: | Circular, concentric |
| Unit of measurement: | Degrees of arc |
| (Numbering) starts at: | 09010 |
| (Numbering) ends at: | 1 |
| Numbered: | every 10 |
| Repeats: | 4 times |
| Notes: | This scale runs around the outer edge of the tympan |
Scale located on: Tympan, Womb or Back .